1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2013 Nexenta Systems, Inc. All rights reserved. 25 */ 26 27 /* 28 * SMB specific functions 29 */ 30 #include <stdio.h> 31 #include <string.h> 32 #include <ctype.h> 33 #include <stdlib.h> 34 #include <unistd.h> 35 #include <zone.h> 36 #include <errno.h> 37 #include <locale.h> 38 #include <fcntl.h> 39 #include <sys/types.h> 40 #include <sys/stat.h> 41 #include <syslog.h> 42 #include "libshare.h" 43 #include "libshare_impl.h" 44 #include <pwd.h> 45 #include <limits.h> 46 #include <libscf.h> 47 #include <libscf_priv.h> 48 #include <strings.h> 49 #include "libshare_smb.h" 50 #include <rpcsvc/daemon_utils.h> 51 #include <smbsrv/smb_share.h> 52 #include <smbsrv/smbinfo.h> 53 #include <smbsrv/libsmb.h> 54 #include <libdlpi.h> 55 56 #define SMB_CSC_BUFSZ 64 57 58 #define SMB_VALID_SUB_CHRS "UDhMLmIiSPu" /* substitution characters */ 59 60 /* internal functions */ 61 static int smb_share_init(void); 62 static void smb_share_fini(void); 63 static int smb_enable_share(sa_share_t); 64 static int smb_share_changed(sa_share_t); 65 static int smb_resource_changed(sa_resource_t); 66 static int smb_rename_resource(sa_handle_t, sa_resource_t, char *); 67 static int smb_disable_share(sa_share_t share, char *); 68 static int smb_validate_property(sa_handle_t, sa_property_t, sa_optionset_t); 69 static int smb_set_proto_prop(sa_property_t); 70 static sa_protocol_properties_t smb_get_proto_set(void); 71 static char *smb_get_status(void); 72 static int smb_parse_optstring(sa_group_t, char *); 73 static char *smb_format_options(sa_group_t, int); 74 75 static int smb_enable_service(void); 76 77 static int range_check_validator(int, char *); 78 static int range_check_validator_zero_ok(int, char *); 79 static int string_length_check_validator(int, char *); 80 static int print_enable_validator(int, char *); 81 static int true_false_validator(int, char *); 82 static int ipv4_validator(int, char *); 83 static int hostname_validator(int, char *); 84 static int path_validator(int, char *); 85 static int cmd_validator(int, char *); 86 static int disposition_validator(int, char *); 87 88 static int smb_enable_resource(sa_resource_t); 89 static int smb_disable_resource(sa_resource_t); 90 static uint64_t smb_share_features(void); 91 static int smb_list_transient(sa_handle_t); 92 93 static int smb_build_shareinfo(sa_share_t, sa_resource_t, smb_share_t *); 94 static void smb_csc_option(const char *, smb_share_t *); 95 static char *smb_csc_name(const smb_share_t *); 96 static sa_group_t smb_get_defaultgrp(sa_handle_t); 97 static int interface_validator(int, char *); 98 static int smb_update_optionset_props(sa_handle_t, sa_resource_t, nvlist_t *); 99 100 static boolean_t smb_saprop_getbool(sa_optionset_t, char *); 101 static boolean_t smb_saprop_getstr(sa_optionset_t, char *, char *, size_t); 102 103 static struct { 104 char *value; 105 uint32_t flag; 106 } cscopt[] = { 107 { "disabled", SMB_SHRF_CSC_DISABLED }, 108 { "manual", SMB_SHRF_CSC_MANUAL }, 109 { "auto", SMB_SHRF_CSC_AUTO }, 110 { "vdo", SMB_SHRF_CSC_VDO } 111 }; 112 113 /* size of basic format allocation */ 114 #define OPT_CHUNK 1024 115 116 /* size of string for types - big enough to hold "dependency" */ 117 #define SCFTYPE_LEN 32 118 119 /* 120 * Indexes of entries in smb_proto_options table. 121 * Changes to smb_proto_options table may require 122 * an update to these values. 123 */ 124 #define PROTO_OPT_WINS1 6 125 #define PROTO_OPT_WINS_EXCLUDE 8 126 127 typedef struct smb_hostifs_walker { 128 const char *hiw_ifname; 129 boolean_t hiw_matchfound; 130 } smb_hostifs_walker_t; 131 132 133 /* 134 * ops vector that provides the protocol specific info and operations 135 * for share management. 136 */ 137 138 struct sa_plugin_ops sa_plugin_ops = { 139 SA_PLUGIN_VERSION, 140 SMB_PROTOCOL_NAME, 141 smb_share_init, 142 smb_share_fini, 143 smb_enable_share, 144 smb_disable_share, 145 smb_validate_property, 146 NULL, /* valid_space */ 147 NULL, /* security_prop */ 148 smb_parse_optstring, 149 smb_format_options, 150 smb_set_proto_prop, 151 smb_get_proto_set, 152 smb_get_status, 153 NULL, /* space_alias */ 154 NULL, /* update_legacy */ 155 NULL, /* delete_legacy */ 156 smb_share_changed, 157 smb_enable_resource, 158 smb_disable_resource, 159 smb_share_features, 160 smb_list_transient, 161 smb_resource_changed, 162 smb_rename_resource, 163 NULL, /* run_command */ 164 NULL, /* command_help */ 165 NULL /* delete_proto_section */ 166 }; 167 168 struct option_defs optdefs[] = { 169 { SHOPT_AD_CONTAINER, OPT_TYPE_STRING }, 170 { SHOPT_ABE, OPT_TYPE_BOOLEAN }, 171 { SHOPT_NAME, OPT_TYPE_NAME }, 172 { SHOPT_RO, OPT_TYPE_ACCLIST }, 173 { SHOPT_RW, OPT_TYPE_ACCLIST }, 174 { SHOPT_NONE, OPT_TYPE_ACCLIST }, 175 { SHOPT_CATIA, OPT_TYPE_BOOLEAN }, 176 { SHOPT_CSC, OPT_TYPE_CSC }, 177 { SHOPT_GUEST, OPT_TYPE_BOOLEAN }, 178 { SHOPT_DFSROOT, OPT_TYPE_BOOLEAN }, 179 { SHOPT_DESCRIPTION, OPT_TYPE_STRING }, 180 { NULL, NULL } 181 }; 182 183 /* 184 * findopt(name) 185 * 186 * Lookup option "name" in the option table and return the table 187 * index. 188 */ 189 static int 190 findopt(char *name) 191 { 192 int i; 193 if (name != NULL) { 194 for (i = 0; optdefs[i].tag != NULL; i++) { 195 if (strcmp(optdefs[i].tag, name) == 0) 196 return (i); 197 } 198 } 199 return (-1); 200 } 201 202 /* 203 * is_a_number(number) 204 * 205 * is the string a number in one of the forms we want to use? 206 */ 207 static boolean_t 208 is_a_number(char *number) 209 { 210 boolean_t isnum = B_TRUE; 211 boolean_t ishex = B_FALSE; 212 213 if (number == NULL || *number == '\0') 214 return (B_FALSE); 215 216 if (strncasecmp(number, "0x", 2) == 0) { 217 number += 2; 218 ishex = B_TRUE; 219 } else if (*number == '-') { 220 number++; 221 } 222 223 while (isnum && (*number != '\0')) { 224 isnum = (ishex) ? isxdigit(*number) : isdigit(*number); 225 number++; 226 } 227 228 return (isnum); 229 } 230 231 /* 232 * check ro vs rw values. Over time this may get beefed up. 233 * for now it just does simple checks. 234 */ 235 236 static int 237 check_rorw(char *v1, char *v2) 238 { 239 int ret = SA_OK; 240 if (strcmp(v1, v2) == 0) 241 ret = SA_VALUE_CONFLICT; 242 return (ret); 243 } 244 245 /* 246 * validresource(name) 247 * 248 * Check that name only has valid characters in it. The current valid 249 * set are the printable characters but not including: 250 * " / \ [ ] : | < > + ; , ? * = \t 251 * Note that space is included and there is a maximum length. 252 */ 253 static boolean_t 254 validresource(const char *name) 255 { 256 const char *cp; 257 size_t len; 258 259 if (name == NULL) 260 return (B_FALSE); 261 262 len = strlen(name); 263 if (len == 0 || len > SA_MAX_RESOURCE_NAME) 264 return (B_FALSE); 265 266 if (strpbrk(name, "\"/\\[]:|<>+;,?*=\t") != NULL) { 267 return (B_FALSE); 268 } 269 270 for (cp = name; *cp != '\0'; cp++) 271 if (iscntrl(*cp)) 272 return (B_FALSE); 273 274 return (B_TRUE); 275 } 276 277 /* 278 * Check that the client-side caching (CSC) option value is valid. 279 */ 280 static boolean_t 281 validcsc(const char *value) 282 { 283 int i; 284 285 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 286 if (strcasecmp(value, cscopt[i].value) == 0) 287 return (B_TRUE); 288 } 289 290 return (B_FALSE); 291 } 292 293 /* 294 * smb_isonline() 295 * 296 * Determine if the SMF service instance is in the online state or 297 * not. A number of operations depend on this state. 298 */ 299 static boolean_t 300 smb_isonline(void) 301 { 302 char *str; 303 boolean_t ret = B_FALSE; 304 305 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 306 ret = (strcmp(str, SCF_STATE_STRING_ONLINE) == 0); 307 free(str); 308 } 309 return (ret); 310 } 311 312 /* 313 * smb_isdisabled() 314 * 315 * Determine if the SMF service instance is in the disabled state or 316 * not. A number of operations depend on this state. 317 */ 318 static boolean_t 319 smb_isdisabled(void) 320 { 321 char *str; 322 boolean_t ret = B_FALSE; 323 324 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 325 ret = (strcmp(str, SCF_STATE_STRING_DISABLED) == 0); 326 free(str); 327 } 328 return (ret); 329 } 330 331 /* 332 * smb_isautoenable() 333 * 334 * Determine if the SMF service instance auto_enabled set or not. A 335 * number of operations depend on this state. The property not being 336 * set or being set to true means autoenable. Only being set to false 337 * is not autoenabled. 338 */ 339 static boolean_t 340 smb_isautoenable(void) 341 { 342 boolean_t ret = B_TRUE; 343 scf_simple_prop_t *prop; 344 uint8_t *retstr; 345 346 prop = scf_simple_prop_get(NULL, SMBD_DEFAULT_INSTANCE_FMRI, 347 "application", "auto_enable"); 348 if (prop != NULL) { 349 retstr = scf_simple_prop_next_boolean(prop); 350 ret = *retstr != 0; 351 scf_simple_prop_free(prop); 352 } 353 return (ret); 354 } 355 356 /* 357 * smb_ismaint() 358 * 359 * Determine if the SMF service instance is in the disabled state or 360 * not. A number of operations depend on this state. 361 */ 362 static boolean_t 363 smb_ismaint(void) 364 { 365 char *str; 366 boolean_t ret = B_FALSE; 367 368 if ((str = smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)) != NULL) { 369 ret = (strcmp(str, SCF_STATE_STRING_MAINT) == 0); 370 free(str); 371 } 372 return (ret); 373 } 374 375 /* 376 * smb_enable_share tells the implementation that it is to enable the share. 377 * This entails converting the path and options into the appropriate ioctl 378 * calls. It is assumed that all error checking of paths, etc. were 379 * done earlier. 380 */ 381 static int 382 smb_enable_share(sa_share_t share) 383 { 384 char *path; 385 smb_share_t si; 386 sa_resource_t resource; 387 boolean_t iszfs; 388 boolean_t privileged; 389 int err = SA_OK; 390 priv_set_t *priv_effective; 391 boolean_t online; 392 393 /* 394 * Don't support Trusted Extensions. 395 */ 396 if (is_system_labeled()) { 397 (void) printf(dgettext(TEXT_DOMAIN, 398 "SMB: service not supported with Trusted Extensions\n")); 399 return (SA_NOT_SUPPORTED); 400 } 401 402 priv_effective = priv_allocset(); 403 (void) getppriv(PRIV_EFFECTIVE, priv_effective); 404 privileged = (priv_isfullset(priv_effective) == B_TRUE); 405 priv_freeset(priv_effective); 406 407 /* get the path since it is important in several places */ 408 path = sa_get_share_attr(share, "path"); 409 if (path == NULL) 410 return (SA_NO_SUCH_PATH); 411 412 /* 413 * If administratively disabled, don't try to start anything. 414 */ 415 online = smb_isonline(); 416 if (!online && !smb_isautoenable() && smb_isdisabled()) 417 goto done; 418 419 iszfs = sa_path_is_zfs(path); 420 421 if (iszfs) { 422 423 if (privileged == B_FALSE && !online) { 424 425 if (!online) { 426 (void) printf(dgettext(TEXT_DOMAIN, 427 "SMB: Cannot share remove " 428 "file system: %s\n"), path); 429 (void) printf(dgettext(TEXT_DOMAIN, 430 "SMB: Service needs to be enabled " 431 "by a privileged user\n")); 432 err = SA_NO_PERMISSION; 433 errno = EPERM; 434 } 435 if (err) { 436 sa_free_attr_string(path); 437 return (err); 438 } 439 440 } 441 } 442 443 if (privileged == B_TRUE && !online) { 444 err = smb_enable_service(); 445 if (err != SA_OK) { 446 (void) printf(dgettext(TEXT_DOMAIN, 447 "SMB: Unable to enable service\n")); 448 } else { 449 online = B_TRUE; 450 } 451 } 452 453 /* 454 * Don't bother trying to start shares if the service isn't 455 * running. 456 */ 457 if (!online) 458 goto done; 459 460 /* Each share can have multiple resources */ 461 for (resource = sa_get_share_resource(share, NULL); 462 resource != NULL; 463 resource = sa_get_next_resource(resource)) { 464 err = smb_build_shareinfo(share, resource, &si); 465 if (err != SA_OK) { 466 sa_free_attr_string(path); 467 return (err); 468 } 469 470 if (!iszfs) { 471 err = smb_share_create(&si); 472 } else { 473 share_t sh; 474 475 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 476 err = sa_share_zfs(share, resource, (char *)path, &sh, 477 &si, ZFS_SHARE_SMB); 478 if (err != SA_OK) { 479 errno = err; 480 err = -1; 481 } 482 sa_emptyshare(&sh); 483 } 484 } 485 if (!iszfs) 486 (void) sa_update_sharetab(share, "smb"); 487 done: 488 sa_free_attr_string(path); 489 490 return (err == NERR_DuplicateShare ? 0 : err); 491 } 492 493 /* 494 * This is the share for CIFS all shares have resource names. 495 * Enable tells the smb server to update its hash. If it fails 496 * because smb server is down, we just ignore as smb server loads 497 * the resources from sharemanager at startup. 498 */ 499 500 static int 501 smb_enable_resource(sa_resource_t resource) 502 { 503 sa_share_t share; 504 smb_share_t si; 505 int ret = SA_OK; 506 int err; 507 boolean_t isonline; 508 509 share = sa_get_resource_parent(resource); 510 if (share == NULL) 511 return (SA_NO_SUCH_PATH); 512 513 /* 514 * If administratively disabled, don't try to start anything. 515 */ 516 isonline = smb_isonline(); 517 if (!isonline && !smb_isautoenable() && smb_isdisabled()) 518 return (SA_OK); 519 520 if (!isonline) { 521 (void) smb_enable_service(); 522 523 if (!smb_isonline()) 524 return (SA_OK); 525 } 526 527 if ((ret = smb_build_shareinfo(share, resource, &si)) != SA_OK) 528 return (ret); 529 530 /* 531 * Attempt to add the share. Any error that occurs if it was 532 * online is an error but don't count NERR_DuplicateName if 533 * smb/server had to be brought online since bringing the 534 * service up will enable the share that was just added prior 535 * to the attempt to enable. 536 */ 537 err = smb_share_create(&si); 538 if (err == NERR_Success || !(!isonline && err == NERR_DuplicateName)) 539 (void) sa_update_sharetab(share, "smb"); 540 else 541 return (SA_NOT_SHARED); 542 543 return (SA_OK); 544 } 545 546 /* 547 * Remove it from smb server hash. 548 */ 549 static int 550 smb_disable_resource(sa_resource_t resource) 551 { 552 char *rname; 553 uint32_t res; 554 sa_share_t share; 555 556 rname = sa_get_resource_attr(resource, "name"); 557 if (rname == NULL) 558 return (SA_NO_SUCH_RESOURCE); 559 560 if (smb_isonline()) { 561 res = smb_share_delete(rname); 562 if (res != NERR_Success && 563 res != NERR_NetNameNotFound) { 564 sa_free_attr_string(rname); 565 return (SA_CONFIG_ERR); 566 } 567 } 568 569 sa_free_attr_string(rname); 570 571 share = sa_get_resource_parent(resource); 572 if (share != NULL) { 573 rname = sa_get_share_attr(share, "path"); 574 if (rname != NULL) { 575 sa_handle_t handle; 576 577 handle = sa_find_group_handle((sa_group_t)resource); 578 (void) sa_delete_sharetab(handle, rname, "smb"); 579 sa_free_attr_string(rname); 580 } 581 } 582 /* 583 * Always return OK as smb/server may be down and 584 * Shares will be picked up when loaded. 585 */ 586 return (SA_OK); 587 } 588 589 /* 590 * smb_share_changed(sa_share_t share) 591 * 592 * The specified share has changed. 593 */ 594 static int 595 smb_share_changed(sa_share_t share) 596 { 597 char *path; 598 sa_resource_t resource; 599 600 if (!smb_isonline()) 601 return (SA_OK); 602 603 /* get the path since it is important in several places */ 604 path = sa_get_share_attr(share, "path"); 605 if (path == NULL) 606 return (SA_NO_SUCH_PATH); 607 608 for (resource = sa_get_share_resource(share, NULL); 609 resource != NULL; 610 resource = sa_get_next_resource(resource)) 611 (void) smb_resource_changed(resource); 612 613 sa_free_attr_string(path); 614 615 return (SA_OK); 616 } 617 618 /* 619 * smb_resource_changed(sa_resource_t resource) 620 * 621 * The specified resource has changed. 622 */ 623 static int 624 smb_resource_changed(sa_resource_t resource) 625 { 626 uint32_t res; 627 sa_share_t share; 628 smb_share_t si; 629 630 if (!smb_isonline()) 631 return (SA_OK); 632 633 if ((share = sa_get_resource_parent(resource)) == NULL) 634 return (SA_CONFIG_ERR); 635 636 if ((res = smb_build_shareinfo(share, resource, &si)) != SA_OK) 637 return (res); 638 639 res = smb_share_modify(&si); 640 641 if (res != NERR_Success) 642 return (SA_CONFIG_ERR); 643 644 return (smb_enable_service()); 645 } 646 647 /* 648 * smb_disable_share(sa_share_t share, char *path) 649 * 650 * Unshare the specified share. Note that "path" is the same 651 * path as what is in the "share" object. It is passed in to avoid an 652 * additional lookup. A missing "path" value makes this a no-op 653 * function. 654 */ 655 static int 656 smb_disable_share(sa_share_t share, char *path) 657 { 658 char *rname; 659 sa_resource_t resource; 660 sa_group_t parent; 661 boolean_t iszfs; 662 int err = SA_OK; 663 int ret = SA_OK; 664 sa_handle_t handle; 665 boolean_t first = B_TRUE; /* work around sharetab issue */ 666 667 if (path == NULL) 668 return (ret); 669 670 /* 671 * If the share is in a ZFS group we need to handle it 672 * differently. Just being on a ZFS file system isn't 673 * enough since we may be in a legacy share case. 674 */ 675 parent = sa_get_parent_group(share); 676 iszfs = sa_group_is_zfs(parent); 677 678 if (!smb_isonline()) 679 goto done; 680 681 for (resource = sa_get_share_resource(share, NULL); 682 resource != NULL; 683 resource = sa_get_next_resource(resource)) { 684 rname = sa_get_resource_attr(resource, "name"); 685 if (rname == NULL) { 686 continue; 687 } 688 if (!iszfs) { 689 err = smb_share_delete(rname); 690 switch (err) { 691 case NERR_NetNameNotFound: 692 case NERR_Success: 693 err = SA_OK; 694 break; 695 default: 696 err = SA_CONFIG_ERR; 697 break; 698 } 699 } else { 700 share_t sh; 701 702 (void) sa_sharetab_fill_zfs(share, &sh, "smb"); 703 err = sa_share_zfs(share, resource, (char *)path, &sh, 704 rname, ZFS_UNSHARE_SMB); 705 if (err != SA_OK) { 706 switch (err) { 707 case EINVAL: 708 case ENOENT: 709 err = SA_OK; 710 break; 711 default: 712 /* 713 * If we are no longer the first case, 714 * we don't care about the sa_share_zfs 715 * err if it is -1. This works around 716 * a problem in sharefs and should be 717 * removed when sharefs supports 718 * multiple entries per path. 719 */ 720 if (!first) 721 err = SA_OK; 722 else 723 err = SA_SYSTEM_ERR; 724 break; 725 } 726 } 727 728 first = B_FALSE; 729 730 sa_emptyshare(&sh); 731 } 732 733 if (err != SA_OK) 734 ret = err; 735 sa_free_attr_string(rname); 736 } 737 done: 738 if (!iszfs) { 739 handle = sa_find_group_handle((sa_group_t)share); 740 if (handle != NULL) 741 (void) sa_delete_sharetab(handle, path, "smb"); 742 else 743 ret = SA_SYSTEM_ERR; 744 } 745 return (ret); 746 } 747 748 /* 749 * smb_validate_property(handle, property, parent) 750 * 751 * Check that the property has a legitimate value for its type. 752 * Handle isn't currently used but may need to be in the future. 753 */ 754 755 /*ARGSUSED*/ 756 static int 757 smb_validate_property(sa_handle_t handle, sa_property_t property, 758 sa_optionset_t parent) 759 { 760 int ret = SA_OK; 761 char *propname; 762 int optindex; 763 sa_group_t parent_group; 764 char *value; 765 char *other; 766 767 propname = sa_get_property_attr(property, "type"); 768 769 if ((optindex = findopt(propname)) < 0) 770 ret = SA_NO_SUCH_PROP; 771 772 /* need to validate value range here as well */ 773 if (ret == SA_OK) { 774 parent_group = sa_get_parent_group((sa_share_t)parent); 775 if (optdefs[optindex].share && !sa_is_share(parent_group)) 776 ret = SA_PROP_SHARE_ONLY; 777 } 778 if (ret != SA_OK) { 779 if (propname != NULL) 780 sa_free_attr_string(propname); 781 return (ret); 782 } 783 784 value = sa_get_property_attr(property, "value"); 785 if (value != NULL) { 786 /* first basic type checking */ 787 switch (optdefs[optindex].type) { 788 case OPT_TYPE_NUMBER: 789 /* check that the value is all digits */ 790 if (!is_a_number(value)) 791 ret = SA_BAD_VALUE; 792 break; 793 case OPT_TYPE_BOOLEAN: 794 ret = true_false_validator(0, value); 795 break; 796 case OPT_TYPE_NAME: 797 /* 798 * Make sure no invalid characters 799 */ 800 if (!validresource(value)) 801 ret = SA_BAD_VALUE; 802 break; 803 case OPT_TYPE_STRING: 804 /* whatever is here should be ok */ 805 break; 806 case OPT_TYPE_CSC: 807 if (!validcsc(value)) 808 ret = SA_BAD_VALUE; 809 break; 810 case OPT_TYPE_ACCLIST: { 811 sa_property_t oprop; 812 char *ovalue; 813 /* 814 * access list handling. Should eventually 815 * validate that all the values make sense. 816 * Also, ro and rw may have cross value 817 * conflicts. 818 */ 819 if (parent == NULL) 820 break; 821 if (strcmp(propname, SHOPT_RO) == 0) 822 other = SHOPT_RW; 823 else if (strcmp(propname, SHOPT_RW) == 0) 824 other = SHOPT_RO; 825 else 826 other = NULL; 827 if (other == NULL) 828 break; 829 830 /* compare rw(ro) with ro(rw) */ 831 oprop = sa_get_property(parent, other); 832 if (oprop == NULL) 833 break; 834 /* 835 * only potential 836 * confusion if other 837 * exists 838 */ 839 ovalue = sa_get_property_attr(oprop, "value"); 840 if (ovalue != NULL) { 841 ret = check_rorw(value, ovalue); 842 sa_free_attr_string(ovalue); 843 } 844 break; 845 } 846 default: 847 break; 848 } 849 } 850 851 if (value != NULL) 852 sa_free_attr_string(value); 853 if (ret == SA_OK && optdefs[optindex].check != NULL) 854 /* do the property specific check */ 855 ret = optdefs[optindex].check(property); 856 857 if (propname != NULL) 858 sa_free_attr_string(propname); 859 return (ret); 860 } 861 862 /* 863 * Protocol management functions 864 * 865 * properties defined in the default files are defined in 866 * proto_option_defs for parsing and validation. 867 */ 868 869 struct smb_proto_option_defs { 870 int smb_index; 871 int32_t minval; 872 int32_t maxval; /* In case of length of string this should be max */ 873 int (*validator)(int, char *); 874 int32_t refresh; 875 } smb_proto_options[] = { 876 { SMB_CI_SYS_CMNT, 0, MAX_VALUE_BUFLEN, 877 string_length_check_validator, SMB_REFRESH_REFRESH }, 878 { SMB_CI_MAX_WORKERS, 64, 1024, range_check_validator, 879 SMB_REFRESH_REFRESH }, 880 { SMB_CI_NBSCOPE, 0, MAX_VALUE_BUFLEN, 881 string_length_check_validator, 0 }, 882 { SMB_CI_LM_LEVEL, 2, 5, range_check_validator, 0 }, 883 { SMB_CI_KEEPALIVE, 20, 5400, range_check_validator_zero_ok, 884 SMB_REFRESH_REFRESH }, 885 { SMB_CI_WINS_SRV1, 0, MAX_VALUE_BUFLEN, 886 ipv4_validator, SMB_REFRESH_REFRESH }, 887 { SMB_CI_WINS_SRV2, 0, MAX_VALUE_BUFLEN, 888 ipv4_validator, SMB_REFRESH_REFRESH }, 889 { SMB_CI_WINS_EXCL, 0, MAX_VALUE_BUFLEN, 890 interface_validator, SMB_REFRESH_REFRESH }, 891 { SMB_CI_SIGNING_ENABLE, 0, 0, true_false_validator, 892 SMB_REFRESH_REFRESH }, 893 { SMB_CI_SIGNING_REQD, 0, 0, true_false_validator, 894 SMB_REFRESH_REFRESH }, 895 { SMB_CI_RESTRICT_ANON, 0, 0, true_false_validator, 896 SMB_REFRESH_REFRESH }, 897 { SMB_CI_DOMAIN_SRV, 0, MAX_VALUE_BUFLEN, 898 hostname_validator, SMB_REFRESH_REFRESH }, 899 { SMB_CI_ADS_SITE, 0, MAX_VALUE_BUFLEN, 900 string_length_check_validator, SMB_REFRESH_REFRESH }, 901 { SMB_CI_DYNDNS_ENABLE, 0, 0, true_false_validator, 0 }, 902 { SMB_CI_AUTOHOME_MAP, 0, MAX_VALUE_BUFLEN, path_validator, 0 }, 903 { SMB_CI_IPV6_ENABLE, 0, 0, true_false_validator, 904 SMB_REFRESH_REFRESH }, 905 { SMB_CI_PRINT_ENABLE, 0, 0, print_enable_validator, 906 SMB_REFRESH_REFRESH }, 907 { SMB_CI_TRAVERSE_MOUNTS, 0, 0, true_false_validator, 908 SMB_REFRESH_REFRESH }, 909 { SMB_CI_MAP, 0, MAX_VALUE_BUFLEN, cmd_validator, SMB_REFRESH_REFRESH }, 910 { SMB_CI_UNMAP, 0, MAX_VALUE_BUFLEN, cmd_validator, 911 SMB_REFRESH_REFRESH }, 912 { SMB_CI_DISPOSITION, 0, MAX_VALUE_BUFLEN, 913 disposition_validator, SMB_REFRESH_REFRESH }, 914 { SMB_CI_NETBIOS_ENABLE, 0, 0, true_false_validator, 915 SMB_REFRESH_REFRESH }, 916 }; 917 918 #define SMB_OPT_NUM \ 919 (sizeof (smb_proto_options) / sizeof (smb_proto_options[0])) 920 921 /* 922 * Check the range of value as int range. 923 */ 924 static int 925 range_check_validator(int index, char *value) 926 { 927 int ret = SA_OK; 928 929 if (!is_a_number(value)) { 930 ret = SA_BAD_VALUE; 931 } else { 932 int val; 933 val = strtoul(value, NULL, 0); 934 if (val < smb_proto_options[index].minval || 935 val > smb_proto_options[index].maxval) 936 ret = SA_BAD_VALUE; 937 } 938 return (ret); 939 } 940 941 /* 942 * Check the range of value as int range. 943 */ 944 static int 945 range_check_validator_zero_ok(int index, char *value) 946 { 947 int ret = SA_OK; 948 949 if (!is_a_number(value)) { 950 ret = SA_BAD_VALUE; 951 } else { 952 int val; 953 val = strtoul(value, NULL, 0); 954 if (val == 0) 955 ret = SA_OK; 956 else { 957 if (val < smb_proto_options[index].minval || 958 val > smb_proto_options[index].maxval) 959 ret = SA_BAD_VALUE; 960 } 961 } 962 return (ret); 963 } 964 965 /* 966 * Check the length of the string 967 */ 968 static int 969 string_length_check_validator(int index, char *value) 970 { 971 int ret = SA_OK; 972 973 if (value == NULL) 974 return (SA_BAD_VALUE); 975 if (strlen(value) > smb_proto_options[index].maxval) 976 ret = SA_BAD_VALUE; 977 return (ret); 978 } 979 980 /* 981 * Check yes/no 982 */ 983 /*ARGSUSED*/ 984 static int 985 true_false_validator(int index, char *value) 986 { 987 if (value == NULL) 988 return (SA_BAD_VALUE); 989 if ((strcasecmp(value, "true") == 0) || 990 (strcasecmp(value, "false") == 0)) 991 return (SA_OK); 992 return (SA_BAD_VALUE); 993 } 994 995 /* 996 * If printing support is compiled in, this is the same as: 997 * true_false_validator. Otherwise, only allow false. 998 */ 999 /*ARGSUSED*/ 1000 static int 1001 print_enable_validator(int index, char *value) 1002 { 1003 if (value == NULL) 1004 return (SA_BAD_VALUE); 1005 1006 #ifdef HAVE_CUPS 1007 if (strcasecmp(value, "true") == 0) 1008 return (SA_OK); 1009 #endif 1010 if (strcasecmp(value, "false") == 0) 1011 return (SA_OK); 1012 1013 return (SA_BAD_VALUE); 1014 } 1015 1016 /* 1017 * Check IP v4 address. 1018 */ 1019 /*ARGSUSED*/ 1020 static int 1021 ipv4_validator(int index, char *value) 1022 { 1023 char sbytes[16]; 1024 1025 if (value == NULL) 1026 return (SA_OK); 1027 1028 if (strlen(value) == 0) 1029 return (SA_OK); 1030 1031 if (inet_pton(AF_INET, value, (void *)sbytes) != 1) 1032 return (SA_BAD_VALUE); 1033 1034 return (SA_OK); 1035 } 1036 1037 /* 1038 * Check that the specified name is an IP address (v4 or v6) or a hostname. 1039 * Per RFC 1035 and 1123, names may contain alphanumeric characters, hyphens 1040 * and dots. The first and last character of a label must be alphanumeric. 1041 * Interior characters may be alphanumeric or hypens. 1042 * 1043 * Domain names should not contain underscores but we allow them because 1044 * Windows names are often in non-compliance with this rule. 1045 */ 1046 /*ARGSUSED*/ 1047 static int 1048 hostname_validator(int index, char *value) 1049 { 1050 char sbytes[INET6_ADDRSTRLEN]; 1051 boolean_t new_label = B_TRUE; 1052 char *p; 1053 char label_terminator; 1054 int len; 1055 1056 if (value == NULL) 1057 return (SA_OK); 1058 1059 if ((len = strlen(value)) == 0) 1060 return (SA_OK); 1061 1062 if (inet_pton(AF_INET, value, (void *)sbytes) == 1) 1063 return (SA_OK); 1064 1065 if (inet_pton(AF_INET6, value, (void *)sbytes) == 1) 1066 return (SA_OK); 1067 1068 if (len >= MAXHOSTNAMELEN) 1069 return (SA_BAD_VALUE); 1070 1071 if (strspn(value, "0123456789.") == len) 1072 return (SA_BAD_VALUE); 1073 1074 label_terminator = *value; 1075 1076 for (p = value; *p != '\0'; ++p) { 1077 if (new_label) { 1078 if (!isalnum(*p)) 1079 return (SA_BAD_VALUE); 1080 new_label = B_FALSE; 1081 label_terminator = *p; 1082 continue; 1083 } 1084 1085 if (*p == '.') { 1086 if (!isalnum(label_terminator)) 1087 return (SA_BAD_VALUE); 1088 new_label = B_TRUE; 1089 label_terminator = *p; 1090 continue; 1091 } 1092 1093 label_terminator = *p; 1094 1095 if (isalnum(*p) || *p == '-' || *p == '_') 1096 continue; 1097 1098 return (SA_BAD_VALUE); 1099 } 1100 1101 if (!isalnum(label_terminator)) 1102 return (SA_BAD_VALUE); 1103 1104 return (SA_OK); 1105 } 1106 1107 /* 1108 * Call back function for dlpi_walk. 1109 * Returns TRUE if interface name exists on the host. 1110 */ 1111 static boolean_t 1112 smb_get_interface(const char *ifname, void *arg) 1113 { 1114 smb_hostifs_walker_t *iterp = arg; 1115 1116 iterp->hiw_matchfound = (strcmp(ifname, iterp->hiw_ifname) == 0); 1117 1118 return (iterp->hiw_matchfound); 1119 } 1120 1121 /* 1122 * Checks to see if the input interface exists on the host. 1123 * Returns B_TRUE if the match is found, B_FALSE otherwise. 1124 */ 1125 static boolean_t 1126 smb_validate_interface(const char *ifname) 1127 { 1128 smb_hostifs_walker_t iter; 1129 1130 if ((ifname == NULL) || (*ifname == '\0')) 1131 return (B_FALSE); 1132 1133 iter.hiw_ifname = ifname; 1134 iter.hiw_matchfound = B_FALSE; 1135 dlpi_walk(smb_get_interface, &iter, 0); 1136 1137 return (iter.hiw_matchfound); 1138 } 1139 1140 /* 1141 * Check valid interfaces. Interface names value can be NULL or empty. 1142 * Returns SA_BAD_VALUE if interface cannot be found on the host. 1143 */ 1144 /*ARGSUSED*/ 1145 static int 1146 interface_validator(int index, char *value) 1147 { 1148 char buf[16]; 1149 int ret = SA_OK; 1150 char *ifname, *tmp, *p; 1151 1152 if (value == NULL || *value == '\0') 1153 return (ret); 1154 1155 if (strlen(value) > MAX_VALUE_BUFLEN) 1156 return (SA_BAD_VALUE); 1157 1158 if ((p = strdup(value)) == NULL) 1159 return (SA_NO_MEMORY); 1160 1161 tmp = p; 1162 while ((ifname = strsep(&tmp, ",")) != NULL) { 1163 if (*ifname == '\0') { 1164 ret = SA_BAD_VALUE; 1165 break; 1166 } 1167 1168 if (!smb_validate_interface(ifname)) { 1169 if (inet_pton(AF_INET, ifname, (void *)buf) == 0) { 1170 ret = SA_BAD_VALUE; 1171 break; 1172 } 1173 } 1174 } 1175 1176 free(p); 1177 return (ret); 1178 } 1179 1180 /* 1181 * Check path 1182 */ 1183 /*ARGSUSED*/ 1184 static int 1185 path_validator(int index, char *path) 1186 { 1187 struct stat buffer; 1188 int fd, status; 1189 1190 if (path == NULL) 1191 return (SA_BAD_VALUE); 1192 1193 fd = open(path, O_RDONLY); 1194 if (fd < 0) 1195 return (SA_BAD_VALUE); 1196 1197 status = fstat(fd, &buffer); 1198 (void) close(fd); 1199 1200 if (status < 0) 1201 return (SA_BAD_VALUE); 1202 1203 if (buffer.st_mode & S_IFDIR) 1204 return (SA_OK); 1205 return (SA_BAD_VALUE); 1206 } 1207 1208 /* 1209 * the protoset holds the defined options so we don't have to read 1210 * them multiple times 1211 */ 1212 static sa_protocol_properties_t protoset; 1213 1214 static int 1215 findprotoopt(char *name) 1216 { 1217 int i; 1218 char *sc_name; 1219 1220 for (i = 0; i < SMB_OPT_NUM; i++) { 1221 sc_name = smb_config_getname(smb_proto_options[i].smb_index); 1222 if (strcasecmp(sc_name, name) == 0) 1223 return (i); 1224 } 1225 1226 return (-1); 1227 } 1228 1229 /* 1230 * smb_load_proto_properties() 1231 * 1232 * read the smb config values from SMF. 1233 */ 1234 1235 static int 1236 smb_load_proto_properties() 1237 { 1238 sa_property_t prop; 1239 char value[MAX_VALUE_BUFLEN]; 1240 char *name; 1241 int index; 1242 int ret = SA_OK; 1243 int rc; 1244 1245 protoset = sa_create_protocol_properties(SMB_PROTOCOL_NAME); 1246 if (protoset == NULL) 1247 return (SA_NO_MEMORY); 1248 1249 for (index = 0; index < SMB_OPT_NUM && ret == SA_OK; index++) { 1250 rc = smb_config_get(smb_proto_options[index].smb_index, 1251 value, sizeof (value)); 1252 if (rc != SMBD_SMF_OK) 1253 continue; 1254 name = smb_config_getname(smb_proto_options[index].smb_index); 1255 prop = sa_create_property(name, value); 1256 if (prop != NULL) 1257 ret = sa_add_protocol_property(protoset, prop); 1258 else 1259 ret = SA_NO_MEMORY; 1260 } 1261 return (ret); 1262 } 1263 1264 /* 1265 * smb_share_init() 1266 * 1267 * Initialize the smb plugin. 1268 */ 1269 1270 static int 1271 smb_share_init(void) 1272 { 1273 if (sa_plugin_ops.sa_init != smb_share_init) 1274 return (SA_SYSTEM_ERR); 1275 1276 smb_share_door_clnt_init(); 1277 return (smb_load_proto_properties()); 1278 } 1279 1280 /* 1281 * smb_share_fini() 1282 * 1283 */ 1284 static void 1285 smb_share_fini(void) 1286 { 1287 xmlFreeNode(protoset); 1288 protoset = NULL; 1289 1290 smb_share_door_clnt_fini(); 1291 } 1292 1293 /* 1294 * smb_get_proto_set() 1295 * 1296 * Return an optionset with all the protocol specific properties in 1297 * it. 1298 */ 1299 static sa_protocol_properties_t 1300 smb_get_proto_set(void) 1301 { 1302 return (protoset); 1303 } 1304 1305 /* 1306 * smb_enable_dependencies() 1307 * 1308 * SMBD_DEFAULT_INSTANCE_FMRI may have some dependencies that aren't 1309 * enabled. This will attempt to enable all of them. 1310 */ 1311 static void 1312 smb_enable_dependencies(const char *fmri) 1313 { 1314 scf_handle_t *handle; 1315 scf_service_t *service; 1316 scf_instance_t *inst = NULL; 1317 scf_iter_t *iter; 1318 scf_property_t *prop; 1319 scf_value_t *value; 1320 scf_propertygroup_t *pg; 1321 scf_scope_t *scope; 1322 char type[SCFTYPE_LEN]; 1323 char *dependency; 1324 char *servname; 1325 int maxlen; 1326 1327 /* 1328 * Get all required handles and storage. 1329 */ 1330 handle = scf_handle_create(SCF_VERSION); 1331 if (handle == NULL) 1332 return; 1333 1334 if (scf_handle_bind(handle) != 0) { 1335 scf_handle_destroy(handle); 1336 return; 1337 } 1338 1339 maxlen = scf_limit(SCF_LIMIT_MAX_VALUE_LENGTH); 1340 if (maxlen == (ssize_t)-1) 1341 maxlen = MAXPATHLEN; 1342 1343 dependency = malloc(maxlen); 1344 1345 service = scf_service_create(handle); 1346 1347 iter = scf_iter_create(handle); 1348 1349 pg = scf_pg_create(handle); 1350 1351 prop = scf_property_create(handle); 1352 1353 value = scf_value_create(handle); 1354 1355 scope = scf_scope_create(handle); 1356 1357 if (service == NULL || iter == NULL || pg == NULL || prop == NULL || 1358 value == NULL || scope == NULL || dependency == NULL) 1359 goto done; 1360 1361 /* 1362 * We passed in the FMRI for the default instance but for 1363 * some things we need the simple form so construct it. Since 1364 * we reuse the storage that dependency points to, we need to 1365 * use the servname early. 1366 */ 1367 (void) snprintf(dependency, maxlen, "%s", fmri + sizeof ("svc:")); 1368 servname = strrchr(dependency, ':'); 1369 if (servname == NULL) 1370 goto done; 1371 *servname = '\0'; 1372 servname = dependency; 1373 1374 /* 1375 * Setup to iterate over the service property groups, only 1376 * looking at those that are "dependency" types. The "entity" 1377 * property will have the FMRI of the service we are dependent 1378 * on. 1379 */ 1380 if (scf_handle_get_scope(handle, SCF_SCOPE_LOCAL, scope) != 0) 1381 goto done; 1382 1383 if (scf_scope_get_service(scope, servname, service) != 0) 1384 goto done; 1385 1386 if (scf_iter_service_pgs(iter, service) != 0) 1387 goto done; 1388 1389 while (scf_iter_next_pg(iter, pg) > 0) { 1390 char *services[2]; 1391 /* 1392 * Have a property group for the service. See if it is 1393 * a dependency pg and only do operations on those. 1394 */ 1395 if (scf_pg_get_type(pg, type, SCFTYPE_LEN) <= 0) 1396 continue; 1397 1398 if (strncmp(type, SCF_GROUP_DEPENDENCY, SCFTYPE_LEN) != 0) 1399 continue; 1400 /* 1401 * Have a dependency. Attempt to enable it. 1402 */ 1403 if (scf_pg_get_property(pg, SCF_PROPERTY_ENTITIES, prop) != 0) 1404 continue; 1405 1406 if (scf_property_get_value(prop, value) != 0) 1407 continue; 1408 1409 services[1] = NULL; 1410 1411 if (scf_value_get_as_string(value, dependency, maxlen) > 0) { 1412 services[0] = dependency; 1413 _check_services(services); 1414 } 1415 } 1416 1417 done: 1418 if (dependency != NULL) 1419 free(dependency); 1420 if (value != NULL) 1421 scf_value_destroy(value); 1422 if (prop != NULL) 1423 scf_property_destroy(prop); 1424 if (pg != NULL) 1425 scf_pg_destroy(pg); 1426 if (iter != NULL) 1427 scf_iter_destroy(iter); 1428 if (scope != NULL) 1429 scf_scope_destroy(scope); 1430 if (inst != NULL) 1431 scf_instance_destroy(inst); 1432 if (service != NULL) 1433 scf_service_destroy(service); 1434 1435 (void) scf_handle_unbind(handle); 1436 scf_handle_destroy(handle); 1437 } 1438 1439 /* 1440 * How long to wait for service to come online 1441 */ 1442 #define WAIT_FOR_SERVICE 15 1443 1444 /* 1445 * smb_enable_service() 1446 * 1447 */ 1448 static int 1449 smb_enable_service(void) 1450 { 1451 int i; 1452 int ret = SA_OK; 1453 char *service[] = { SMBD_DEFAULT_INSTANCE_FMRI, NULL }; 1454 1455 if (!smb_isonline()) { 1456 /* 1457 * Attempt to start the idmap, and other dependent 1458 * services, first. If it fails, the SMB service will 1459 * ultimately fail so we use that as the error. If we 1460 * don't try to enable idmap, smb won't start the 1461 * first time unless the admin has done it 1462 * manually. The service could be administratively 1463 * disabled so we won't always get started. 1464 */ 1465 smb_enable_dependencies(SMBD_DEFAULT_INSTANCE_FMRI); 1466 _check_services(service); 1467 1468 /* Wait for service to come online */ 1469 for (i = 0; i < WAIT_FOR_SERVICE; i++) { 1470 if (smb_isonline()) { 1471 ret = SA_OK; 1472 break; 1473 } else if (smb_ismaint()) { 1474 /* maintenance requires help */ 1475 ret = SA_SYSTEM_ERR; 1476 break; 1477 } else { 1478 /* try another time */ 1479 ret = SA_BUSY; 1480 (void) sleep(1); 1481 } 1482 } 1483 } 1484 return (ret); 1485 } 1486 1487 /* 1488 * smb_validate_proto_prop(index, name, value) 1489 * 1490 * Verify that the property specified by name can take the new 1491 * value. This is a sanity check to prevent bad values getting into 1492 * the default files. 1493 */ 1494 static int 1495 smb_validate_proto_prop(int index, char *name, char *value) 1496 { 1497 if ((name == NULL) || (index < 0)) 1498 return (SA_BAD_VALUE); 1499 1500 if (smb_proto_options[index].validator == NULL) 1501 return (SA_OK); 1502 1503 if (smb_proto_options[index].validator(index, value) == SA_OK) 1504 return (SA_OK); 1505 return (SA_BAD_VALUE); 1506 } 1507 1508 /* 1509 * smb_set_proto_prop(prop) 1510 * 1511 * check that prop is valid. 1512 */ 1513 /*ARGSUSED*/ 1514 static int 1515 smb_set_proto_prop(sa_property_t prop) 1516 { 1517 int ret = SA_OK; 1518 char *name; 1519 char *value; 1520 int index = -1; 1521 struct smb_proto_option_defs *opt; 1522 1523 name = sa_get_property_attr(prop, "type"); 1524 value = sa_get_property_attr(prop, "value"); 1525 if (name != NULL && value != NULL) { 1526 index = findprotoopt(name); 1527 if (index >= 0) { 1528 /* should test for valid value */ 1529 ret = smb_validate_proto_prop(index, name, value); 1530 if (ret == SA_OK) { 1531 opt = &smb_proto_options[index]; 1532 1533 /* Save to SMF */ 1534 (void) smb_config_set(opt->smb_index, value); 1535 /* 1536 * Specialized refresh mechanisms can 1537 * be flagged in the proto_options and 1538 * processed here. 1539 */ 1540 if (opt->refresh & SMB_REFRESH_REFRESH) 1541 (void) smf_refresh_instance( 1542 SMBD_DEFAULT_INSTANCE_FMRI); 1543 else if (opt->refresh & SMB_REFRESH_RESTART) 1544 (void) smf_restart_instance( 1545 SMBD_DEFAULT_INSTANCE_FMRI); 1546 } 1547 } 1548 } 1549 1550 if (name != NULL) 1551 sa_free_attr_string(name); 1552 if (value != NULL) 1553 sa_free_attr_string(value); 1554 1555 return (ret); 1556 } 1557 1558 /* 1559 * smb_get_status() 1560 * 1561 * What is the current status of the smbd? We use the SMF state here. 1562 * Caller must free the returned value. 1563 */ 1564 1565 static char * 1566 smb_get_status(void) 1567 { 1568 return (smf_get_state(SMBD_DEFAULT_INSTANCE_FMRI)); 1569 } 1570 1571 /* 1572 * This protocol plugin require resource names 1573 */ 1574 static uint64_t 1575 smb_share_features(void) 1576 { 1577 return (SA_FEATURE_RESOURCE | SA_FEATURE_ALLOWSUBDIRS | 1578 SA_FEATURE_ALLOWPARDIRS | SA_FEATURE_SERVER); 1579 } 1580 1581 /* 1582 * This should be used to convert smb_share_t to sa_resource_t 1583 * Should only be needed to build transient shares/resources to be 1584 * supplied to sharemgr to display. 1585 */ 1586 static int 1587 smb_add_transient(sa_handle_t handle, smb_share_t *si) 1588 { 1589 int err; 1590 sa_share_t share; 1591 sa_group_t group; 1592 sa_resource_t resource; 1593 nvlist_t *nvl; 1594 char *opt; 1595 1596 if (si == NULL) 1597 return (SA_INVALID_NAME); 1598 1599 if ((share = sa_find_share(handle, si->shr_path)) == NULL) { 1600 if ((group = smb_get_defaultgrp(handle)) == NULL) 1601 return (SA_NO_SUCH_GROUP); 1602 1603 share = sa_get_share(group, si->shr_path); 1604 if (share == NULL) { 1605 share = sa_add_share(group, si->shr_path, 1606 SA_SHARE_TRANSIENT, &err); 1607 if (share == NULL) 1608 return (SA_NO_SUCH_PATH); 1609 } 1610 } 1611 1612 /* 1613 * Now handle the resource. Make sure that the resource is 1614 * transient and added to the share. 1615 */ 1616 resource = sa_get_share_resource(share, si->shr_name); 1617 if (resource == NULL) { 1618 resource = sa_add_resource(share, 1619 si->shr_name, SA_SHARE_TRANSIENT, &err); 1620 if (resource == NULL) 1621 return (SA_NO_SUCH_RESOURCE); 1622 } 1623 1624 if (si->shr_cmnt[0] != '\0') 1625 (void) sa_set_resource_description(resource, si->shr_cmnt); 1626 1627 if (si->shr_container[0] != '\0') 1628 (void) sa_set_resource_attr(resource, SHOPT_AD_CONTAINER, 1629 si->shr_container); 1630 1631 if (nvlist_alloc(&nvl, NV_UNIQUE_NAME, 0) != 0) 1632 return (SA_NO_MEMORY); 1633 1634 if ((opt = smb_csc_name(si)) != NULL) 1635 err |= nvlist_add_string(nvl, SHOPT_CSC, opt); 1636 1637 opt = (si->shr_flags & SMB_SHRF_ABE) ? "true" : "false"; 1638 err |= nvlist_add_string(nvl, SHOPT_ABE, opt); 1639 1640 if ((si->shr_flags & SMB_SHRF_AUTOHOME) == 0) { 1641 opt = (si->shr_flags & SMB_SHRF_GUEST_OK) ? "true" : "false"; 1642 err |= nvlist_add_string(nvl, SHOPT_GUEST, opt); 1643 } 1644 1645 if (si->shr_access_ro[0] != '\0') 1646 err |= nvlist_add_string(nvl, SHOPT_RO, si->shr_access_ro); 1647 1648 if (si->shr_access_rw[0] != '\0') 1649 err |= nvlist_add_string(nvl, SHOPT_RW, si->shr_access_rw); 1650 1651 if (si->shr_access_none[0] != '\0') 1652 err |= nvlist_add_string(nvl, SHOPT_NONE, si->shr_access_none); 1653 1654 if (err) { 1655 nvlist_free(nvl); 1656 return (SA_CONFIG_ERR); 1657 } 1658 1659 err = smb_update_optionset_props(handle, resource, nvl); 1660 1661 nvlist_free(nvl); 1662 return (err); 1663 } 1664 1665 /* 1666 * Return smb transient shares. 1667 */ 1668 static int 1669 smb_list_transient(sa_handle_t handle) 1670 { 1671 int i, offset; 1672 smb_shrlist_t list; 1673 int res; 1674 1675 if (smb_share_count() <= 0) 1676 return (SA_OK); 1677 1678 offset = 0; 1679 while (smb_share_list(offset, &list) == NERR_Success) { 1680 if (list.sl_cnt == 0) 1681 break; 1682 1683 for (i = 0; i < list.sl_cnt; i++) { 1684 res = smb_add_transient(handle, &(list.sl_shares[i])); 1685 if (res != SA_OK) 1686 return (res); 1687 } 1688 offset += list.sl_cnt; 1689 } 1690 1691 return (SA_OK); 1692 } 1693 1694 /* 1695 * fix_resource_name(share, name, prefix) 1696 * 1697 * Construct a name where the ZFS dataset has the prefix replaced with "name". 1698 */ 1699 static char * 1700 fix_resource_name(sa_share_t share, char *name, char *prefix) 1701 { 1702 char buf[SA_MAX_RESOURCE_NAME + 1]; 1703 char *dataset; 1704 size_t bufsz = SA_MAX_RESOURCE_NAME + 1; 1705 size_t prelen; 1706 1707 if (prefix == NULL) 1708 return (strdup(name)); 1709 1710 dataset = sa_get_share_attr(share, "dataset"); 1711 if (dataset == NULL) 1712 return (strdup(name)); 1713 1714 (void) strlcpy(buf, name, bufsz); 1715 prelen = strlen(prefix); 1716 1717 if (strncmp(dataset, prefix, prelen) == 0) 1718 (void) strlcat(buf, dataset + prelen, bufsz); 1719 1720 sa_free_attr_string(dataset); 1721 sa_fix_resource_name(buf); 1722 return (strdup(buf)); 1723 } 1724 1725 /* 1726 * smb_parse_optstring(group, options) 1727 * 1728 * parse a compact option string into individual options. This allows 1729 * ZFS sharesmb and sharemgr "share" command to work. group can be a 1730 * group, a share or a resource. 1731 */ 1732 static int 1733 smb_parse_optstring(sa_group_t group, char *options) 1734 { 1735 char *dup; 1736 char *base; 1737 char *lasts; 1738 char *token; 1739 sa_optionset_t optionset; 1740 sa_group_t parent = NULL; 1741 sa_resource_t resource = NULL; 1742 int iszfs = 0; 1743 int persist = 0; 1744 int need_optionset = 0; 1745 int ret = SA_OK; 1746 sa_property_t prop; 1747 1748 /* 1749 * In order to not attempt to change ZFS properties unless 1750 * absolutely necessary, we never do it in the legacy parsing 1751 * so we need to keep track of this. 1752 */ 1753 if (sa_is_share(group)) { 1754 char *zfs; 1755 1756 parent = sa_get_parent_group(group); 1757 if (parent != NULL) { 1758 zfs = sa_get_group_attr(parent, "zfs"); 1759 if (zfs != NULL) { 1760 sa_free_attr_string(zfs); 1761 iszfs = 1; 1762 } 1763 } 1764 } else { 1765 iszfs = sa_group_is_zfs(group); 1766 /* 1767 * If a ZFS group, then we need to see if a resource 1768 * name is being set. If so, bail with 1769 * SA_PROP_SHARE_ONLY, so we come back in with a share 1770 * instead of a group. 1771 */ 1772 if (iszfs || 1773 strncmp(options, "name=", sizeof ("name=") - 1) == 0 || 1774 strstr(options, ",name=") != NULL) { 1775 return (SA_PROP_SHARE_ONLY); 1776 } 1777 } 1778 1779 /* do we have an existing optionset? */ 1780 optionset = sa_get_optionset(group, "smb"); 1781 if (optionset == NULL) { 1782 /* didn't find existing optionset so create one */ 1783 optionset = sa_create_optionset(group, "smb"); 1784 if (optionset == NULL) 1785 return (SA_NO_MEMORY); 1786 } else { 1787 /* 1788 * If an optionset already exists, we've come through 1789 * twice so ignore the second time. 1790 */ 1791 return (ret); 1792 } 1793 1794 /* We need a copy of options for the next part. */ 1795 dup = strdup(options); 1796 if (dup == NULL) 1797 return (SA_NO_MEMORY); 1798 1799 /* 1800 * SMB properties are straightforward and are strings, 1801 * integers or booleans. Properties are separated by 1802 * commas. It will be necessary to parse quotes due to some 1803 * strings not having a restricted characters set. 1804 * 1805 * Note that names will create a resource. For now, if there 1806 * is a set of properties "before" the first name="", those 1807 * properties will be placed on the group. 1808 */ 1809 persist = sa_is_persistent(group); 1810 base = dup; 1811 token = dup; 1812 lasts = NULL; 1813 while (token != NULL && ret == SA_OK) { 1814 ret = SA_OK; 1815 token = strtok_r(base, ",", &lasts); 1816 base = NULL; 1817 if (token != NULL) { 1818 char *value; 1819 /* 1820 * All SMB properties have values so there 1821 * MUST be an '=' character. If it doesn't, 1822 * it is a syntax error. 1823 */ 1824 value = strchr(token, '='); 1825 if (value != NULL) { 1826 *value++ = '\0'; 1827 } else { 1828 ret = SA_SYNTAX_ERR; 1829 break; 1830 } 1831 /* 1832 * We may need to handle a "name" property 1833 * that is a ZFS imposed resource name. Each 1834 * name would trigger getting a new "resource" 1835 * to put properties on. For now, assume no 1836 * "name" property for special handling. 1837 */ 1838 1839 if (strcmp(token, SHOPT_NAME) == 0) { 1840 char *prefix; 1841 char *name = NULL; 1842 /* 1843 * We have a name, so now work on the 1844 * resource level. We have a "share" 1845 * in "group" due to the caller having 1846 * added it. If we are called with a 1847 * group, the check for group/share 1848 * at the beginning of this function 1849 * will bail out the parse if there is a 1850 * "name" but no share. 1851 */ 1852 if (!iszfs) { 1853 ret = SA_SYNTAX_ERR; 1854 break; 1855 } 1856 /* 1857 * Make sure the parent group has the 1858 * "prefix" property since we will 1859 * need to use this for constructing 1860 * inherited name= values. 1861 */ 1862 prefix = sa_get_group_attr(parent, "prefix"); 1863 if (prefix == NULL) { 1864 prefix = sa_get_group_attr(parent, 1865 "name"); 1866 if (prefix != NULL) { 1867 (void) sa_set_group_attr(parent, 1868 "prefix", prefix); 1869 } 1870 } 1871 name = fix_resource_name((sa_share_t)group, 1872 value, prefix); 1873 if (name != NULL) { 1874 resource = sa_add_resource( 1875 (sa_share_t)group, name, 1876 SA_SHARE_TRANSIENT, &ret); 1877 sa_free_attr_string(name); 1878 } else { 1879 ret = SA_NO_MEMORY; 1880 } 1881 if (prefix != NULL) 1882 sa_free_attr_string(prefix); 1883 1884 /* A resource level optionset is needed */ 1885 1886 need_optionset = 1; 1887 if (resource == NULL) { 1888 ret = SA_NO_MEMORY; 1889 break; 1890 } 1891 continue; 1892 } 1893 1894 if (iszfs && strcmp(token, SHOPT_DESCRIPTION) == 0) { 1895 if (resource == NULL) 1896 (void) sa_set_share_description( 1897 (sa_share_t)group, value); 1898 else 1899 (void) sa_set_resource_description( 1900 resource, value); 1901 continue; 1902 } 1903 1904 if (need_optionset) { 1905 optionset = sa_create_optionset(resource, 1906 "smb"); 1907 need_optionset = 0; 1908 } 1909 1910 prop = sa_create_property(token, value); 1911 if (prop == NULL) 1912 ret = SA_NO_MEMORY; 1913 else 1914 ret = sa_add_property(optionset, prop); 1915 if (ret != SA_OK) 1916 break; 1917 if (!iszfs) 1918 ret = sa_commit_properties(optionset, !persist); 1919 } 1920 } 1921 free(dup); 1922 return (ret); 1923 } 1924 1925 /* 1926 * smb_sprint_option(rbuff, rbuffsize, incr, prop, sep) 1927 * 1928 * provides a mechanism to format SMB properties into legacy output 1929 * format. If the buffer would overflow, it is reallocated and grown 1930 * as appropriate. Special cases of converting internal form of values 1931 * to those used by "share" are done. this function does one property 1932 * at a time. 1933 */ 1934 1935 static void 1936 smb_sprint_option(char **rbuff, size_t *rbuffsize, size_t incr, 1937 sa_property_t prop, int sep) 1938 { 1939 char *name; 1940 char *value; 1941 int curlen; 1942 char *buff = *rbuff; 1943 size_t buffsize = *rbuffsize; 1944 1945 name = sa_get_property_attr(prop, "type"); 1946 value = sa_get_property_attr(prop, "value"); 1947 if (buff != NULL) 1948 curlen = strlen(buff); 1949 else 1950 curlen = 0; 1951 if (name != NULL) { 1952 int len; 1953 len = strlen(name) + sep; 1954 1955 /* 1956 * A future RFE would be to replace this with more 1957 * generic code and to possibly handle more types. 1958 * 1959 * For now, everything else is treated as a string. If 1960 * we get any properties that aren't exactly 1961 * name/value pairs, we may need to 1962 * interpret/transform. 1963 */ 1964 if (value != NULL) 1965 len += 1 + strlen(value); 1966 1967 while (buffsize <= (curlen + len)) { 1968 /* need more room */ 1969 buffsize += incr; 1970 buff = realloc(buff, buffsize); 1971 *rbuff = buff; 1972 *rbuffsize = buffsize; 1973 if (buff == NULL) { 1974 /* realloc failed so free everything */ 1975 if (*rbuff != NULL) 1976 free(*rbuff); 1977 goto err; 1978 } 1979 } 1980 if (buff == NULL) 1981 goto err; 1982 (void) snprintf(buff + curlen, buffsize - curlen, 1983 "%s%s=%s", sep ? "," : "", 1984 name, value != NULL ? value : "\"\""); 1985 1986 } 1987 err: 1988 if (name != NULL) 1989 sa_free_attr_string(name); 1990 if (value != NULL) 1991 sa_free_attr_string(value); 1992 } 1993 1994 /* 1995 * smb_format_resource_options(resource, hier) 1996 * 1997 * format all the options on the group into a flattened option 1998 * string. If hier is non-zero, walk up the tree to get inherited 1999 * options. 2000 */ 2001 2002 static char * 2003 smb_format_options(sa_group_t group, int hier) 2004 { 2005 sa_optionset_t options = NULL; 2006 sa_property_t prop; 2007 int sep = 0; 2008 char *buff; 2009 size_t buffsize; 2010 2011 2012 buff = malloc(OPT_CHUNK); 2013 if (buff == NULL) 2014 return (NULL); 2015 2016 buff[0] = '\0'; 2017 buffsize = OPT_CHUNK; 2018 2019 /* 2020 * We may have a an optionset relative to this item. format 2021 * these if we find them and then add any security definitions. 2022 */ 2023 2024 options = sa_get_derived_optionset(group, "smb", hier); 2025 2026 /* 2027 * do the default set first but skip any option that is also 2028 * in the protocol specific optionset. 2029 */ 2030 if (options != NULL) { 2031 for (prop = sa_get_property(options, NULL); 2032 prop != NULL; prop = sa_get_next_property(prop)) { 2033 /* 2034 * use this one since we skipped any 2035 * of these that were also in 2036 * optdefault 2037 */ 2038 smb_sprint_option(&buff, &buffsize, OPT_CHUNK, 2039 prop, sep); 2040 if (buff == NULL) { 2041 /* 2042 * buff could become NULL if there 2043 * isn't enough memory for 2044 * smb_sprint_option to realloc() 2045 * as necessary. We can't really 2046 * do anything about it at this 2047 * point so we return NULL. The 2048 * caller should handle the 2049 * failure. 2050 */ 2051 if (options != NULL) 2052 sa_free_derived_optionset( 2053 options); 2054 return (buff); 2055 } 2056 sep = 1; 2057 } 2058 } 2059 2060 if (options != NULL) 2061 sa_free_derived_optionset(options); 2062 return (buff); 2063 } 2064 2065 /* 2066 * smb_rename_resource(resource, newname) 2067 * 2068 * Change the current exported name of the resource to newname. 2069 */ 2070 /*ARGSUSED*/ 2071 int 2072 smb_rename_resource(sa_handle_t handle, sa_resource_t resource, char *newname) 2073 { 2074 int ret = SA_OK; 2075 int err; 2076 char *oldname; 2077 2078 if (!smb_isonline()) 2079 return (SA_OK); 2080 2081 oldname = sa_get_resource_attr(resource, "name"); 2082 if (oldname == NULL) 2083 return (SA_NO_SUCH_RESOURCE); 2084 2085 err = smb_share_rename(oldname, newname); 2086 2087 sa_free_attr_string(oldname); 2088 2089 /* improve error values somewhat */ 2090 switch (err) { 2091 case NERR_Success: 2092 break; 2093 case NERR_InternalError: 2094 ret = SA_SYSTEM_ERR; 2095 break; 2096 case NERR_DuplicateShare: 2097 ret = SA_DUPLICATE_NAME; 2098 break; 2099 default: 2100 ret = SA_CONFIG_ERR; 2101 break; 2102 } 2103 2104 return (ret); 2105 } 2106 2107 static int 2108 smb_build_shareinfo(sa_share_t share, sa_resource_t resource, smb_share_t *si) 2109 { 2110 sa_optionset_t opts; 2111 char *path; 2112 char *rname; 2113 char *val = NULL; 2114 char csc_value[SMB_CSC_BUFSZ]; 2115 2116 bzero(si, sizeof (smb_share_t)); 2117 2118 if ((path = sa_get_share_attr(share, "path")) == NULL) 2119 return (SA_NO_SUCH_PATH); 2120 2121 if ((rname = sa_get_resource_attr(resource, "name")) == NULL) { 2122 sa_free_attr_string(path); 2123 return (SA_NO_SUCH_RESOURCE); 2124 } 2125 2126 (void) strlcpy(si->shr_path, path, sizeof (si->shr_path)); 2127 (void) strlcpy(si->shr_name, rname, sizeof (si->shr_name)); 2128 sa_free_attr_string(path); 2129 sa_free_attr_string(rname); 2130 2131 val = sa_get_resource_description(resource); 2132 if (val == NULL) 2133 val = sa_get_share_description(share); 2134 2135 if (val != NULL) { 2136 (void) strlcpy(si->shr_cmnt, val, sizeof (si->shr_cmnt)); 2137 sa_free_share_description(val); 2138 } 2139 2140 si->shr_flags = (sa_is_persistent(share)) 2141 ? SMB_SHRF_PERM : SMB_SHRF_TRANS; 2142 2143 opts = sa_get_derived_optionset(resource, SMB_PROTOCOL_NAME, 1); 2144 if (opts == NULL) 2145 return (SA_OK); 2146 2147 if (smb_saprop_getbool(opts, SHOPT_CATIA)) 2148 si->shr_flags |= SMB_SHRF_CATIA; 2149 2150 if (smb_saprop_getbool(opts, SHOPT_ABE)) 2151 si->shr_flags |= SMB_SHRF_ABE; 2152 2153 if (smb_saprop_getbool(opts, SHOPT_GUEST)) 2154 si->shr_flags |= SMB_SHRF_GUEST_OK; 2155 2156 if (smb_saprop_getbool(opts, SHOPT_DFSROOT)) 2157 si->shr_flags |= SMB_SHRF_DFSROOT; 2158 2159 (void) smb_saprop_getstr(opts, SHOPT_AD_CONTAINER, si->shr_container, 2160 sizeof (si->shr_container)); 2161 2162 if (smb_saprop_getstr(opts, SHOPT_CSC, csc_value, sizeof (csc_value))) 2163 smb_csc_option(csc_value, si); 2164 2165 if (smb_saprop_getstr(opts, SHOPT_RO, si->shr_access_ro, 2166 sizeof (si->shr_access_ro))) 2167 si->shr_flags |= SMB_SHRF_ACC_RO; 2168 2169 if (smb_saprop_getstr(opts, SHOPT_RW, si->shr_access_rw, 2170 sizeof (si->shr_access_rw))) 2171 si->shr_flags |= SMB_SHRF_ACC_RW; 2172 2173 if (smb_saprop_getstr(opts, SHOPT_NONE, si->shr_access_none, 2174 sizeof (si->shr_access_none))) 2175 si->shr_flags |= SMB_SHRF_ACC_NONE; 2176 2177 sa_free_derived_optionset(opts); 2178 return (SA_OK); 2179 } 2180 2181 /* 2182 * Map a client-side caching (CSC) option to the appropriate share 2183 * flag. Only one option is allowed; an error will be logged if 2184 * multiple options have been specified. We don't need to do anything 2185 * about multiple values here because the SRVSVC will not recognize 2186 * a value containing multiple flags and will return the default value. 2187 * 2188 * If the option value is not recognized, it will be ignored: invalid 2189 * values will typically be caught and rejected by sharemgr. 2190 */ 2191 static void 2192 smb_csc_option(const char *value, smb_share_t *si) 2193 { 2194 char buf[SMB_CSC_BUFSZ]; 2195 int i; 2196 2197 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2198 if (strcasecmp(value, cscopt[i].value) == 0) { 2199 si->shr_flags |= cscopt[i].flag; 2200 break; 2201 } 2202 } 2203 2204 switch (si->shr_flags & SMB_SHRF_CSC_MASK) { 2205 case 0: 2206 case SMB_SHRF_CSC_DISABLED: 2207 case SMB_SHRF_CSC_MANUAL: 2208 case SMB_SHRF_CSC_AUTO: 2209 case SMB_SHRF_CSC_VDO: 2210 break; 2211 2212 default: 2213 buf[0] = '\0'; 2214 2215 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2216 if (si->shr_flags & cscopt[i].flag) { 2217 (void) strlcat(buf, " ", SMB_CSC_BUFSZ); 2218 (void) strlcat(buf, cscopt[i].value, 2219 SMB_CSC_BUFSZ); 2220 } 2221 } 2222 2223 syslog(LOG_ERR, "csc option conflict:%s", buf); 2224 break; 2225 } 2226 } 2227 2228 /* 2229 * Return the option name for the first CSC flag (there should be only 2230 * one) encountered in the share flags. 2231 */ 2232 static char * 2233 smb_csc_name(const smb_share_t *si) 2234 { 2235 int i; 2236 2237 for (i = 0; i < (sizeof (cscopt) / sizeof (cscopt[0])); ++i) { 2238 if (si->shr_flags & cscopt[i].flag) 2239 return (cscopt[i].value); 2240 } 2241 2242 return (NULL); 2243 } 2244 2245 /* 2246 * smb_get_defaultgrp 2247 * 2248 * If default group for CIFS shares (i.e. "smb") exists 2249 * then it will return the group handle, otherwise it will 2250 * create the group and return the handle. 2251 * 2252 * All the shares created by CIFS clients (this is only possible 2253 * via RPC) will be added to "smb" groups. 2254 */ 2255 static sa_group_t 2256 smb_get_defaultgrp(sa_handle_t handle) 2257 { 2258 sa_group_t group = NULL; 2259 int err; 2260 2261 group = sa_get_group(handle, SMB_DEFAULT_SHARE_GROUP); 2262 if (group != NULL) 2263 return (group); 2264 2265 group = sa_create_group(handle, SMB_DEFAULT_SHARE_GROUP, &err); 2266 if (group == NULL) 2267 return (NULL); 2268 2269 if (sa_create_optionset(group, SMB_DEFAULT_SHARE_GROUP) == NULL) { 2270 (void) sa_remove_group(group); 2271 group = NULL; 2272 } 2273 2274 return (group); 2275 } 2276 2277 /* 2278 * Checks to see if the command args are the supported substitution specifier. 2279 * i.e. <cmd> %U %S 2280 */ 2281 static int 2282 cmd_validator(int index, char *value) 2283 { 2284 char cmd[MAXPATHLEN]; 2285 char *ptr, *v; 2286 boolean_t skip_cmdname; 2287 2288 if (string_length_check_validator(index, value) != SA_OK) 2289 return (SA_BAD_VALUE); 2290 2291 if (*value == '\0') 2292 return (SA_OK); 2293 2294 (void) strlcpy(cmd, value, sizeof (cmd)); 2295 2296 ptr = cmd; 2297 skip_cmdname = B_TRUE; 2298 do { 2299 if ((v = strsep(&ptr, " ")) == NULL) 2300 break; 2301 2302 if (*v != '\0') { 2303 2304 if (skip_cmdname) { 2305 skip_cmdname = B_FALSE; 2306 continue; 2307 } 2308 2309 if ((strlen(v) != 2) || *v != '%') 2310 return (SA_BAD_VALUE); 2311 2312 if (strpbrk(v, SMB_VALID_SUB_CHRS) == NULL) 2313 return (SA_BAD_VALUE); 2314 } 2315 2316 } while (v != NULL); 2317 2318 /* 2319 * If skip_cmdname is still true then the string contains 2320 * only spaces. Don't allow such a string. 2321 */ 2322 if (skip_cmdname) 2323 return (SA_BAD_VALUE); 2324 2325 return (SA_OK); 2326 } 2327 2328 /*ARGSUSED*/ 2329 static int 2330 disposition_validator(int index, char *value) 2331 { 2332 if (value == NULL) 2333 return (SA_BAD_VALUE); 2334 2335 if (*value == '\0') 2336 return (SA_OK); 2337 2338 if ((strcasecmp(value, SMB_EXEC_DISP_CONTINUE) == 0) || 2339 (strcasecmp(value, SMB_EXEC_DISP_TERMINATE) == 0)) 2340 return (SA_OK); 2341 2342 return (SA_BAD_VALUE); 2343 } 2344 2345 /* 2346 * Updates the optionset properties of the share resource. 2347 * The properties are given as a list of name-value pair. 2348 * The name argument should be the optionset property name and the value 2349 * should be a valid value for the specified property. 2350 * 2351 * When calling this function for permanent shares, the caller must also 2352 * call sa_commit_properties() to commit the changes to SMF. 2353 */ 2354 static int 2355 smb_update_optionset_props(sa_handle_t handle, sa_resource_t resource, 2356 nvlist_t *nvl) 2357 { 2358 sa_property_t prop; 2359 sa_optionset_t opts; 2360 int err = SA_OK; 2361 nvpair_t *cur; 2362 char *name, *val; 2363 2364 if ((opts = sa_get_optionset(resource, SMB_PROTOCOL_NAME)) == NULL) { 2365 opts = sa_create_optionset(resource, SMB_PROTOCOL_NAME); 2366 if (opts == NULL) 2367 return (SA_CONFIG_ERR); 2368 } 2369 2370 cur = nvlist_next_nvpair(nvl, NULL); 2371 while (cur != NULL) { 2372 name = nvpair_name(cur); 2373 err = nvpair_value_string(cur, &val); 2374 if ((err != 0) || (name == NULL) || (val == NULL)) { 2375 err = SA_CONFIG_ERR; 2376 break; 2377 } 2378 2379 prop = NULL; 2380 if ((prop = sa_get_property(opts, name)) == NULL) { 2381 prop = sa_create_property(name, val); 2382 if (prop != NULL) { 2383 err = sa_valid_property(handle, opts, 2384 SMB_PROTOCOL_NAME, prop); 2385 if (err != SA_OK) { 2386 (void) sa_remove_property(prop); 2387 break; 2388 } 2389 } 2390 err = sa_add_property(opts, prop); 2391 if (err != SA_OK) 2392 break; 2393 } else { 2394 err = sa_update_property(prop, val); 2395 if (err != SA_OK) 2396 break; 2397 } 2398 2399 cur = nvlist_next_nvpair(nvl, cur); 2400 } 2401 2402 return (err); 2403 } 2404 2405 static boolean_t 2406 smb_saprop_getbool(sa_optionset_t opts, char *propname) 2407 { 2408 sa_property_t prop; 2409 char *val; 2410 boolean_t propval = B_FALSE; 2411 2412 prop = sa_get_property(opts, propname); 2413 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2414 if ((strcasecmp(val, "true") == 0) || (strcmp(val, "1") == 0)) 2415 propval = B_TRUE; 2416 free(val); 2417 } 2418 2419 return (propval); 2420 } 2421 2422 static boolean_t 2423 smb_saprop_getstr(sa_optionset_t opts, char *propname, char *buf, size_t bufsz) 2424 { 2425 sa_property_t prop; 2426 char *val; 2427 2428 prop = sa_get_property(opts, propname); 2429 if ((val = sa_get_property_attr(prop, "value")) != NULL) { 2430 (void) strlcpy(buf, val, bufsz); 2431 free(val); 2432 return (B_TRUE); 2433 } 2434 2435 return (B_FALSE); 2436 } 2437